Quick answers
- Which hospitals does Claudia Theis work at?
- Medicare's official clinician data lists Claudia Theis at 2 hospitals: Meritus Medical Center and Umd Upper Chesapeake Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Claudia Theis see patients?
- Medicare's clinician data lists 3 practice locations, including Hagerstown, MD and Bel Air, MD. Call before your visit to confirm the address.
- What is Claudia Theis's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Claudia Theis accept Medicare assignment?
- Yes. Medicare's clinician data says Claudia Theis accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Claudia Theis?
- (301) 790-8000, as listed in official Medicare / NPI Registry data.
- What is Claudia Theis's NPI number?
- 1598658254. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Claudia Theis works
Medicare's Facility Affiliation Data lists Claudia Theis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Meritus Medical CenterHagerstown, MD · Acute Care Hospital · CCN 210001
- Umd Upper Chesapeake Medical CenterBel Air, MD · Acute Care Hospital · CCN 210049
Practice locations
Addresses where Claudia Theis is enrolled with Medicare (CMS data updated 2026-10-02).
- 11110 Medical Campus Rd, Suite 247Hagerstown, MD 21742 (301) 790‑8000
- 11116 Medical Campus RdHagerstown, MD 21742 (301) 790‑8000
- 500 Upper Chesapeake DrBel Air, MD 21014 (443) 643‑1000
Group practices
Medicare enrollment lists Claudia Theis as a member of these groups (CMS data updated 2026-10-02).
- Meritus Medical Center Inc743 clinicians in the group
- Maryland Anesthesia and Pain Management Services PC42 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Maryland →
Other nurse anesthetists in Hagerstown
Clinicians with the same Medicare primary specialty in Hagerstown, MD — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598658254 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians